The Collaborative International Dictionary of English v.0.48:

Clinometric \Clin`o*met"ric\, a.
   1. Pertaining to, or ascertained by, the clinometer.
      [1913 Webster]

   2. Pertaining to the oblique crystalline forms, or to solids
      which have oblique angles between the axes; as, the
      clinometric systems.
      [1913 Webster]